Coverage Report

Created: 2025-07-18 07:07

/src/ndpi/fuzz/fuzz_ds_bitmap64_fuse.cpp
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#include "ndpi_api.h"
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#include "fuzz_common_code.h"
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#include <stdint.h>
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#include "fuzzer/FuzzedDataProvider.h"
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
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  FuzzedDataProvider fuzzed_data(data, size);
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  u_int16_t i, num_iteration, is_added = 0;
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  ndpi_bitmap64_fuse *b;
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  bool rc;
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  u_int64_t value, value_added;
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  /* To allow memory allocation failures */
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  fuzz_set_alloc_callbacks_and_seed(size);
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  b = ndpi_bitmap64_fuse_alloc();
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  if(fuzzed_data.ConsumeBool())
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    ndpi_bitmap64_fuse_compress(b);
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  num_iteration = fuzzed_data.ConsumeIntegral<u_int16_t>();
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18.0M
  for (i = 0; i < num_iteration; i++) {
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18.0M
    value = fuzzed_data.ConsumeIntegral<u_int64_t>();
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18.0M
    rc = ndpi_bitmap64_fuse_set(b, value);
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    /* Keep one random entry really added */
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18.0M
    if (rc == true && is_added == 0 && fuzzed_data.ConsumeBool()) {
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      value_added = value;
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384
      is_added = 1;
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384
    }
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18.0M
  }
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768
  if(fuzzed_data.ConsumeBool())
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    ndpi_bitmap64_fuse_compress(b);
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  /* "Random" search */
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  num_iteration = fuzzed_data.ConsumeIntegral<u_int8_t>();
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16.5k
  for (i = 0; i < num_iteration; i++) {
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15.8k
    value = fuzzed_data.ConsumeIntegral<u_int64_t>();
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15.8k
    ndpi_bitmap64_fuse_isset(b, value);
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15.8k
  }
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  /* Search of an added entry */
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768
  if (is_added) {
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384
    ndpi_bitmap64_fuse_isset(b, value_added);
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  }
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768
  ndpi_bitmap64_fuse_size(b);
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768
  ndpi_bitmap64_fuse_free(b);
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  return 0;
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}